-Is this your dictionary?
-No, it's _________. [ ]
A. him
B. his
C. her
D. she
答案:B
弥漫性肺间质纤维化的X线表现为()
A.大阴影
B.胸膜改变
C.肺门改变
D.类圆形小阴影
E.不规则形小阴影
椎动脉型颈椎病常见的临床症状有()。
A.猝倒
B.眩晕
C.头痛
D.易跌倒
E.食管梗阻